This repository has been archived on 2026-03-18. You can view files and clone it. You cannot open issues or pull requests or push a commit.
Files
niklasjohnson/java/Review.java
2026-03-18 22:48:20 -07:00

30 lines
1.1 KiB
Java

import java.util.*;
public class Review {
// Create a Map of students in section to their favorite word/movie/song/etc
// Then, edit and print out the Map
public static void main(String[] args) {
// Create the Map (do you want it to do ordered?)
Map<String, String> favorites = new TreeMap<>();
// Add key/value pairs to the Map
favorites.put("me", "キュ毛付きさぼたじ");
favorites.put("nik", "warp star");
favorites.put("andy", "none");
System.out.println(favorites);
// Delete one of the entries from the Map
favorites.remove("andy");
// Override one of the values
favorites.put("boner", "balls");
// Loop over the Map and print out all the values seperated by a comma and space
// Before printing - hypothesize what the output will look like!
for (String key : favorites.keySet()) {
System.out.print(favorites.get(key) + ", ");
}
// two ways to do this:
// 1st way - loop through keys then get values
// 2nd way - loop through values
}
}